Illinois 8

Jennifer Davis (R) vs Melissa Bean (D).

Called by the AP: Melissa Bean (D). Melissa Bean (D) 65.8%; Jennifer Davis (R) 34.2%. Source: The Associated Press.

Cook: Solid D. Public polls: 0.

Atlas pre-election model — built only from data frozen on October 29, 2026; first published November 3 after polls closed, so it is a test of the method, not a prediction. Republican chance in that model: 0%.